557 20160222141718.0 SIDCimport-640 Verdini, A. 2015 Imprints of expansion on the local anisotropy of solar wind turbulence STCE Grappin, R. Astrophysical Journal Letters 808 2015 L34 http://adsabs.harvard.edu/abs/2015arXiv150603450V published in REFERD